| World Capitals Quiz | 0 | - | 5.00 | 5,063,039 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,582,658 |
| Coldest World Capitals | 0 | - | 4.95 | 133,457 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,619 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,901 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,948 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,452 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,234 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,264 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,959 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,617 |
| Countries by Capital City | 0 | - | 5.00 | 67,912 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,965 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,457 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,621 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,957 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 126,183 |
| Moved Capital Cities | 0 | - | 4.96 | 74,053 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,066 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,933 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,400 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,152 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,719 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,283 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,717 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,865 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,992 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,324 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,573 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,883 |
| World Capitals by Map | 0 | - | 5.00 | 285,595 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,153 |
| Random Capital to Country | 0 | - | 4.99 | 2,588,000 |
| Random Country to Capital | 0 | - | 4.98 | 918,295 |
| Capitals Starting With H | 0 | - | 4.91 | 92,131 |
| Capitals Starting With K | 0 | - | 4.87 | 80,597 |
| Capitals Starting With L | 0 | - | 4.81 | 87,608 |
| Capitals Starting With M | 0 | - | 4.93 | 107,179 |
| Capitals Starting With P | 0 | - | 4.88 | 77,819 |
| Capitals Starting With R | 0 | - | 4.87 | 81,501 |
| Capitals Starting With S | 0 | - | 4.90 | 85,425 |
| Capitals Starting With T | 0 | - | 4.85 | 75,869 |
| Capitals Starting With W | 0 | - | 4.87 | 91,070 |
| Capitals Starting With A | 0 | - | 4.97 | 127,423 |
| Capitals Starting With B | 0 | - | 4.89 | 118,048 |
| Capitals Starting With D | 0 | - | 4.93 | 96,063 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,861 |
| One Capital by Letter by Continent | 0 | - | 4.98 | 17,232 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,690 |
| Former Capitals | 0 | - | 4.88 | 71,378 |
| Europe Capital to Country | 0 | - | 4.99 | 249,562 |
| Asia Capital to Country | 0 | - | 4.96 | 126,470 |
| Capital Cities Chain | 0 | - | 4.83 | 82,490 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,578 |
| European Capitals by Map | 0 | - | 4.99 | 138,570 |
| African Capitals by Map | 0 | - | 4.99 | 133,362 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,071 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,873 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,234 |
| European Coastal Capitals | 0 | - | 4.95 | 90,380 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,501 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,149 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,549 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,740 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,388 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,674 |
| Capital Cities Breakdown Puzzle #2 | 0 | - | 4.05 | 11,867 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,425 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,072 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,246 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,890 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,985 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.90 | 12,301 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,688 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,600 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,075 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,089 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,303 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,285 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,283 |
| Top 10 Hottest European Capitals | 0 | - | 4.63 | 33,155 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,164 |
| Capitals of the Stans | 0 | - | 4.95 | 26,740 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,900 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,525 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,214 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,850 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 80,456 |
| Top Five Capitals By Category #2 | 0 | - | 4.77 | 66,715 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,945 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,325 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,068 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,152 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,048 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,840 |
| Hottest Capital Cities | 0 | - | 4.41 | 31,006 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 70,987 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,115 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,204 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,318 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,443 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,330 |
| Capitals Starting With N | 0 | - | 4.80 | 50,879 |
| Capitals Starting With V | 0 | - | 4.79 | 37,974 |
| Capitals Starting With C | 0 | - | 4.79 | 97,458 |
| Random Countries Hidden in the World Map | 0 | - | 4.81 | 112,759 |
| North American Sports Cities | 0 | - | 4.83 | 171,751 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,242 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,762 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,245 |
| Name a City - European Countries | 0 | - | 4.90 | 65,190 |
| Name a Valid World City | 0 | - | 4.83 | 70,934 |
| Cities by Former Name | 0 | - | 4.83 | 91,419 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,286 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,765 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,167 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,559 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,694 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,960 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,416 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,708 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,642 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,903 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,472 |
| Majority Muslim Countries | 0 | - | 4.98 | 373,185 |
| NATO Countries | 0 | - | 4.98 | 279,272 |
| EU Countries Quiz | 0 | - | 4.99 | 272,865 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 287,433 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 271,874 |
| Top Five Countries by Religion | 0 | - | 4.93 | 170,731 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 147,983 |
| Countries with NO Military | 0 | - | 4.97 | 61,951 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,396 |
| Single Vowel Capitals | 0 | - | 4.80 | 14,426 |
| Cities With the Most Billionaires | 0 | - | 4.77 | 102,323 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,402 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,402 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 53,963 |
| Capital City Etymologies | 0 | - | 4.77 | 63,237 |
| Busiest Container Ports | 0 | - | 4.11 | 37,383 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,226 |
| Most Educated Cities in the United States | 0 | - | 4.30 | 76,246 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,281 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,799 |
| U.S. College Towns | 0 | - | 4.47 | 29,190 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,116 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,512 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,406 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,780 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,582 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,818 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,692 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,956 |
| Hottest Capital Cities with Exceptions | 0 | - | 4.22 | 16,051 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 487,117 |
| Countries with the Most Christians | 0 | - | 4.92 | 142,786 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,126 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,357 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,654 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 319,780 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 87,886 |
| Buddhist Countries | 0 | - | 4.96 | 143,759 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 334,631 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 123,177 |
| World Currency Quiz | 0 | - | 4.91 | 301,928 |
| Official Cities in the UK | 0 | - | 4.89 | 283,051 |
| The Only Country ... | 0 | - | 4.91 | 80,767 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,077 |
| Orthodox Countries | 0 | - | 4.92 | 131,304 |
| Richest Island Countries | 0 | - | 4.84 | 100,302 |
| Battle to Country | 0 | - | 4.91 | 53,151 |
| Monarchies of Europe | 0 | - | 4.90 | 97,954 |
| Monarchies of Asia | 0 | - | 4.97 | 70,984 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 235,492 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 224,493 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 191,765 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,523 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 138,958 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,779 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,144 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,092 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 189,406 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,276 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,264 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 270,311 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,033 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,354 |
| Countries that Start with A | 0 | - | 4.98 | 2,158,789 |
| Countries that Start with B | 0 | - | 4.95 | 2,290,801 |
| Countries that Start with C | 0 | - | 4.96 | 1,819,118 |
| Countries that Start with D | 0 | - | 4.96 | 707,562 |
| Countries that Start with E | 0 | - | 4.95 | 1,374,775 |
| Countries that Start with G | 0 | - | 4.97 | 1,500,421 |
| Countries that Start with H | 0 | - | 4.96 | 603,021 |
| Countries that Start with I | 0 | - | 4.92 | 1,286,106 |
| Countries that Start with J | 0 | - | 4.98 | 600,880 |
| Countries that Start with K | 0 | - | 4.97 | 813,987 |
| Countries that Start with L | 0 | - | 4.98 | 1,088,833 |
| Countries that Start with N | 0 | - | 4.93 | 1,115,776 |
| Countries that Start with P | 0 | - | 4.94 | 1,214,292 |
